3182261 has 2 divisors, whose sum is σ = 3182262. Its totient is φ = 3182260.

The previous prime is 3182237. The next prime is 3182293. The reversal of 3182261 is 1622813.

3182261 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3129361 + 52900 = 1769^2 + 230^2 .

It is an emirp because it is prime and its reverse (1622813) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3182261 - 2⁶ = 3182197 is a prime.

It is a Chen prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3182561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1591130 + 1591131.

It is an arithmetic number, because the mean of its divisors is an integer number (1591131).

Almost surely, 2^3182261 is an apocalyptic number.

It is an amenable number.

3182261 is a deficient number, since it is larger than the sum of its proper divisors (1).

3182261 is an equidigital number, since it uses as much as digits as its factorization.

3182261 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 576, while the sum is 23.

The square root of 3182261 is about 1783.8892902868. The cubic root of 3182261 is about 147.0884592603.

It can be divided in two parts, 3182 and 261, that added together give a palindrome (3443).

The spelling of 3182261 in words is "three million, one hundred eighty-two thousand, two hundred sixty-one".